The ____________________________states that if both sides of an equation are divided by the same number, the sides remain equal and the equation remains balanced.
Fill in the blank(s) with the appropriate word(s).
division principle of equality
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Give two synthetic auxins and a commercial use for each
What will be an ideal response?
Stormwater pollution control is regulated by the Clean Water Act amendments of 1987. The amendments authorized the U.S. Environmental Protection Agency to expand the ____ program to cover storm water discharges.
A. National Pollution Deletion B. National Pollutant Discharge Eliminated System C. National Anti-Pollutant System D. National Pollution Elimination System
Which of the following statements regarding changing vacuum pump oil change interval is NOT correct?
A. Vacuum pump oil should be changed whenever a system is evacuated on a system known to have high moisture content. B. Vacuum pump oil should be changed whenever a system is known to have been contaminated is evacuated. C. Vacuum pump oil should be changed after each use. D. Vacuum pump oil should be changed whenever the pump will not pull to the desired level of vacuum.
All forms of ventilation that use fans or other powered equipment are classified as _____ ventilation.
a. hydraulic b. assisted c. positive pressure d. mechanical